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Technical Data Sheet
PartsTable / COMPONENT / 8347-2 1/2 IN.
8347-2 1/2 IN. ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The 8347-2 1/2 IN. is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-229-9582, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
8347-2 1/2 IN.
NSN: 4820-00-229-9582
FSC: 4820
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
Part Number8347-2 1/2 IN.
NSN4820-00-229-9582
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8347-2 1/2 IN. · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RAISED FACE NOMINAL HEIGHT: 0.062 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A105,GRADE 2 MFR REF SINGLE MATERIAL RESPONSE BODY
•
BOLT HOLE QUANTITY: 8 ALL ENDS
•
MATERIAL: COBALT ALLOY FLOW CONTROL DEVICE
•
VALVE SIZE: 2.500 INCHES IN
•
DEPARTURE FROM CITED DOCUMENT: AS MODIFIED BY TEMPERATURE RATING
•
FACE TO FACE DISTANCE: 11.500 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
RAISED FACE NOMINAL HEIGHT0.062 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105,GRADE 2 MFR REF SINGLE MATERIAL RESPONSE BODY
BOLT HOLE QUANTITY8 ALL ENDS
MATERIALCOBALT ALLOY FLOW CONTROL DEVICE
MATERIALCOBALT ALLOY SEAT
VALVE SIZE2.500 INCHES IN
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY TEMPERATURE RATING
FACE TO FACE DISTANCE11.500 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI 410/SAE 51410 FED STD SINGLE MATERIAL RESPONSE STEM
NONDEFINITIVE SPEC/STD DATAD COMPOSITION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
717-004865Interchangeable
interchangeable cross-reference
interchangeable
708Interchangeable
interchangeable cross-reference
interchangeable
1321-0708Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-22052Interchangeable
interchangeable cross-reference
interchangeable
MILV22052Interchangeable
interchangeable cross-reference
interchangeable
MIL-V-22052DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8347-2 1/2 IN.?
8347-2 1/2 IN. is a 8347-2 1/2 IN..
What parts can replace 8347-2 1/2 IN.?
There are 24 known substitutes for 8347-2 1/2 IN.: 717-004865, 708, 1321-0708 and 21 more. Substitute compatibility should be verified for your specific system.
Is 8347-2 1/2 IN. still available?
8347-2 1/2 IN. is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026